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EU flags shortage of schizophrenia drug injections due to manufacturing issues

By Thomson Reuters Aug 27, 2026 | 10:09 AM

Aug 27 (Reuters) – The European Medicines Agency on Thursday disclosed a shortage of an injectable medicine used to treat ​schizophrenia in some member EU states ‌due to issues at contract manufacturer Pharmathen International.

Paliperidone palmitate, the drug in short supply, is used as a treatment in adults with schizophrenia whose condition ‌has ​been stabilized with antipsychotic ⁠drugs like paliperidone or ⁠risperidone.

The shortage affects medicines marketed by Advanz Pharma, Adamed Pharma, Alter, Belupo, Biogaran, EGIS Pharmaceuticals, Elpen, G.L. Pharma and Innovis ​Pharma, the EMA said.

The shortage could also affect other long-acting injectable medicines containing paliperidone ⁠palmitate in additional countries, ⁠the regulator added.

The regulator said ​manufacturing problems at the Greek contract drug manufacturer ​Pharmathen had caused a shortage, adding the ‌shortage was not linked to product quality defect or safety concern.

Pharmathen did not immediately respond to a Reuters request for comment ⁠or details on the issue or how many facilities were affected.

The EMA said there was no ⁠known end ‌date for the shortage, and advised ⁠healthcare professionals to consider alternative ​medicines ‌where needed.

The agency said some of ​its ⁠departments are closely monitoring the supply situation and engaging with the companies marketing the drug to mitigate the impact of the supply shortage.

(Reporting by Padmanabhan Ananthan in Bengaluru; Editing by ​Shailesh Kuber)